Lamp arm



FIG. 1 is a perspective view of the lamp arm according to the present invention in place in a lamp fixture;

FIG. 2 is perspective view of the lamp arm shown in FIG. 1 according to the present invention;

FIG. 3 is a back elevation view of the lamp arm of FIG. 2 according to the present invention;

FIG. 4 is a front elevation view of the lamp arm shown in FIG. 2 according to the present invention;

FIG. 5 is a right elevation view of the lamp arm shown in FIG. 2 according to the present invention;

FIG. 6 is a left elevation view of the lamp arm shown in FIG. 2 lamp according to the present invention; and

FIG. 7 is a top plan view of the lamp arm shown in FIG. 2 lamp according to the present invention; and,

FIG. 8 is a bottom plan view of the lamp arm shown in FIG. 2 lamp according to the present invention.

The broken lines shown are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a lamp arm, as shown and described. 